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/*
* Copyright © 2012 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#ifndef _AO_MS5607_H_
#define _AO_MS5607_H_
#define AO_MS5607_RESET 0x1e
#define AO_MS5607_CONVERT_D1_256 0x40
#define AO_MS5607_CONVERT_D1_512 0x42
#define AO_MS5607_CONVERT_D1_1024 0x44
#define AO_MS5607_CONVERT_D1_2048 0x46
#define AO_MS5607_CONVERT_D1_4096 0x48
#define AO_MS5607_CONVERT_D2_256 0x50
#define AO_MS5607_CONVERT_D2_512 0x52
#define AO_MS5607_CONVERT_D2_1024 0x54
#define AO_MS5607_CONVERT_D2_2048 0x56
#define AO_MS5607_CONVERT_D2_4096 0x58
#define AO_MS5607_ADC_READ 0x00
#define AO_MS5607_PROM_READ(ad) (0xA0 | ((ad) << 1))
struct ao_ms5607_prom {
uint16_t reserved;
uint16_t sens;
uint16_t off;
uint16_t tcs;
uint16_t tco;
uint16_t tref;
uint16_t tempsens;
uint16_t crc;
};
struct ao_ms5607_sample {
uint32_t pres; /* raw 24 bit sensor */
uint32_t temp; /* raw 24 bit sensor */
};
struct ao_ms5607_value {
int32_t pres; /* in Pa * 10 */
int32_t temp; /* in °C * 100 */
};
extern __xdata struct ao_ms5607_sample ao_ms5607_current;
void
ao_ms5607_setup(void);
void
ao_ms5607_init(void);
void
ao_ms5607_info(void);
void
ao_ms5607_sample(__xdata struct ao_ms5607_sample *sample);
void
ao_ms5607_convert(__xdata struct ao_ms5607_sample *sample,
__xdata struct ao_ms5607_value *value);
void
ao_ms5607_get_prom(__data struct ao_ms5607_prom *prom);
#endif /* _AO_MS5607_H_ */
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